What is another word for add-ons?
Pronunciation: [ˈadˈɒnz] (IPA) 
Add-ons are additional features that enhance the functionality of a product or service. Synonyms for add-ons include extras, enhancements, supplements, plug-ins, extensions, upgrades, and options. These terms are often used interchangeably, but each one has a slightly different connotation. Extras generally refer to bonus features that are not essential to the core functionality of a product. Upgrades, on the other hand, imply an improvement or enhancement to an existing feature. Plug-ins and extensions are typically used in software to describe modules that add new functionality. Options and supplements are more generic terms that can refer to anything that adds value or improves a user's experience.
